Drill Collar - Shaanxi Gaoton Petroleum Machinery Co., Ltd.

Drill Collar

PRICE: contract price
Company:
Shaanxi Gaoton Petroleum Machinery Co., Ltd.
Contact Person:
Celia Wang
Phone:
86-029-87872212


Product Description
Drill CollarDrill Collar is shorted for DC. It is the basic component in the BHA which provides weight on the bit for drilling and keeps the drill string in tension.Material: AISI 4145H Mod.Type: Slick Drill Collar, Spiral Drill Collar and Non-Magnetic Drill CollarStandard: API, NS-1Hard Banding: Arnco 100XT, Arnco 300XT, TCS-8000, etc. Length: 9150--9450 mmSlip and elevator grooves, hand banding could be produced as per the customers’ requirements.Function:1.To increase the weight on the drilling bit2.To ensure the necessary strength of compression3.To reduce the vibration of the drill bit, swing, and beating, so that the drill bit working smoothly4.To control the deviationPlease specify when ordering:●Drill collar OD and ID;●Overall length;●Connections required (size and type);●Type: Slick Drill Collar, Spiral Drill Collar or Non-Magnetic Drill Collar●Stress relief groove●Slip and / or Elevator Recess●Hard bandingTechnical Parameters--Drill Collar    Number and connection table Outside Diameter   Inside Diameter Length mmBevel Diameter   mmBending Strength Ratiomm    in  mm   inNC23-3179.4  3 1/8  31.8    1 1/2     915076.22.57:1NC26-35(2 3/8 IF)88.9  3 1/2  38.1   1 1/2     915082.92.42:1NC31-41(2 7/8 IF)104.8  4 1/8  50.8    2     9150100.42.43:1NC35-47120.6  4 3/4  50.8    2     9150114.72.58:1NC38-50(31/2IF)127      5  57.2   2 1/4     91501212.38:1NC44-60152.4      6  57.2   2 1/4     9150 or 9450144.52.49:1NC44-60152.4      6  71.4   2 13/16     9150 or 9450144.52.84:1NC44-62158.8  6 1/4  57.2   2 1/4     9150 or 9450149.22.91:1NC44-62(4IF)158.8  6 1/2  71.4   2 13/16     9150 or 94501502.63:1NC44-65(4IF)165.1  6 1/2  57.2   2 1/4     9150 or 9450154.82.76:1NC44-65(4IF)165.1  6 1/2  71.4   2 13/16     9150 or 9450154.83.05:1NC44-67(4IF)171.4  6 3/4  57.2    2 1/4     9150 or 9450159.53.18:1NC50-672(41/2IF)171.4  6 3/4  71.4   2 13/16     9150 or 9450159.52.37:1NC50-70(41/2IF)177.8    7  57.2   2 1/4     9150 or 9450164.72.54:1NC50-70(41/2IF)177.8    7  71.4   2 13/16     9150 or 9450164.72.73:1NC50-72(41/2IF)184.2  7 1/4  71.4   2 13/16     9150 or 9450169.53.21:1NC56-77196.8  7 3/4  71.4   2 13/16     9150 or 9450185.32.70:1NC56-80203.2    8  71.4   2 13/16     9150 or 9450190.13.02:16 5/8 REG209.6  8 1/4  71.4   2 13/16     9150 or 9450195.72.93:1NC61-90228.6    9  71.4   2 13/16     9150 or 9450212.73.17:17 5/8 REG241.3  9 1/2  76.2   3     9150 or 9450223.82.81:1NC70-97247.6  9 3/4  76.2   3     9150 or 9450232.62.57:1NC70-100254  10  76.2   3     9150 or 9450237.32.81:18 5/8 REG279.4   11  76.2   3     9150 or 9450266.72.84:1Slips and elevator grooves can be produced upon the customers' requirement. If you have any further requirements, please feel free to contact us by sales@sxgtpm.com


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